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PartsTable / COMPONENT / 14363NRCPC21
14363NRCPC21 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL FACE, flange_diameter: 1.800 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, seat_angle_in_deg: 45.000 NOMINAL, under_flange_height: 0.438 INCHES NOMINAL IN, body_inside_diameter: 0.812 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-944-8765, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
14363NRCPC21
NSN: 4820-00-944-8765
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL FACE
flange_diameter1.800 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
seat_angle_in_deg45.000 NOMINAL
under_flange_height0.438 INCHES NOMINAL IN
body_inside_diameter0.812 INCHES NOMINAL IN
body_outside_diameter1.182 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
seating_surface_shapeANGULAR
flange_seat_to_disk_end_height0.562 INCHES NOMINAL IN
material_document_and_classificationMIL-R-17131 MIL SPEC SINGLE MATERIAL RESPONSE FACE
NSN4820-00-944-8765
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 14363NRCPC21 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 1.182 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
•
UNDER FLANGE HEIGHT: 0.438 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.562 INCHES NOMINAL IN
•
SEATING SURFACE SHAPE: ANGULAR
•
FLANGE DIAMETER: 1.800 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.812 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER1.182 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
UNDER FLANGE HEIGHT0.438 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.562 INCHES NOMINAL IN
SEATING SURFACE SHAPEANGULAR
FLANGE DIAMETER1.800 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.812 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
SEAT ANGLE IN DEG45.000 NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-17131 MIL SPEC SINGLE MATERIAL RESPONSE FACE
MATERIALSTEEL COMP 302 BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
31140Interchangeable
interchangeable cross-reference
interchangeable
D31140Interchangeable
interchangeable cross-reference
interchangeable
94201Interchangeable
interchangeable cross-reference
interchangeable
43672Interchangeable
interchangeable cross-reference
interchangeable
125295Interchangeable
interchangeable cross-reference
interchangeable
40726Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 14363NRCPC21?
14363NRCPC21 is a SEAT,VALVE.
What parts can replace 14363NRCPC21?
There are 12 known substitutes for 14363NRCPC21: 31140, D31140, 94201 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 14363NRCPC21?
14363NRCPC21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-944-8765. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026